Animated Processing Image Blur Demo

P5_image_blur_demo.pde

PImage myImage;

void setup() {
  size(400,300);
  myImage = loadImage("image.jpg");

}

void draw() {

  for(int y = 0; y < myImage.height; y++) {
    for (int x = 0; x < myImage.width; x++ ) {

      float r = 0;
      float g = 0;
      float b = 0;

      for(int i = 0; i < 9 ; i++) {
        int xoffs = (i%3)-1;
        int yoffs = (i/3)-1;
        color col = myImage.get(x + xoffs, y + yoffs);
        r += red(col);
        g += green(col);
        b += blue(col);
      }
      r /= 9;
      g /= 9;
      b /= 9;

      color newColor = color(r,g,b);
      myImage.set(x,y,newColor);
    }
  }
  image(myImage,0,0);
}